| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 2.15 | 2.31 | -0.16 |
| Feb | 1.62 | 1.75 | -0.13 |
| Mar | 1.98 | 2.20 | -0.22 |
| Apr | 3.26 | 3.33 | -0.07 |
| May | 3.36 | 3.53 | -0.17 |
| Jun | 3.35 | 3.51 | -0.16 |
| Jul | 3.06 | 3.02 | 0.04 |
| Aug | 3.07 | 3.20 | -0.13 |
| Sep | 3.10 | 3.18 | -0.08 |
| Oct | 3.93 | 3.94 | -0.01 |
| Nov | 3.11 | 3.16 | -0.05 |
| Dec | 2.32 | 2.47 | -0.15 |
34.31 | 35.60 | -1.29 |